The plate signifies compliance with FCC radio interference laws part 15 which states that it cant give off harmful radio signals and must accept any it might encounter.Im sure you have all read this somewhere before.Most likely those cars with it were found to emmit an unacceptable levels of interference and sent back for modification. --------------------------------- Do you Yahoo!? Yahoo! Shopping - Send Flowers for Valentine's Day [Non-text portions of this message have been removed]